I-80 weather conditions near Vallejo, California

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Clear 74°F 2025-09-18T01:15:00
• Overnight 2025-09-18, Mostly Cloudy. Mostly cloudy, with a low around 61. West southwest wind around 6 mph.
• Thursday 2025-09-18, Partly Sunny. Partly sunny, with a high near 76. Southwest wind 6 to 10 mph.
• Thursday Night 2025-09-18, Slight Chance Showers. A slight chance of showers before 10pm, then a slight chance of showers after midnight. Mostly cloudy, with a low around 61. Southwest wind 3 to 6 mph. Chance of precipitation is 20%. New precipitation amounts of less than a tenth of an inch possible.
• Friday 2025-09-19, Slight Chance Showers then Mostly Sunny. A 20 percent chance of showers before 11am. Cloudy through mid morning, then gradual clearing, with a high near 75. Light and variable wind becoming southwest 5 to 8 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
• Friday Night 2025-09-19, Mostly Clear. Mostly clear, with a low around 59. West southwest wind 5 to 8 mph.
• Saturday 2025-09-20, Sunny. Sunny, with a high near 79.
• Saturday Night 2025-09-20, Mostly Clear. Mostly clear, with a low around 59.
• Sunday 2025-09-21, Sunny. Sunny, with a high near 81.
• Sunday Night 2025-09-21, Mostly Clear. Mostly clear, with a low around 60.
• Monday 2025-09-22, Sunny. Sunny, with a high near 88.
• Monday Night 2025-09-22, Mostly Clear. Mostly clear, with a low around 61.
• Tuesday 2025-09-23, Slight Chance Showers. A slight chance of showers. Partly sunny, with a high near 79.
• Tuesday Night 2025-09-23, Slight Chance Showers then Mostly Cloudy. A slight chance of showers. Partly cloudy, with a low around 62.
• Wednesday 2025-09-24, Mostly Sunny. Mostly sunny, with a high near 76.